If knowledge is power, then Oghma would be the most powerful god in the Dungeons & Dragons pantheon. Despite his relative lack of any divine power, especially when it comes to gods that command ...

Beerus is often implied to be the most powerful God of Destruction of them all, so let's see what his full powered state ...

In the new Tom King miniseries Jenny Sparks, the Authority character proves her might by defeating the god-like Captain Atom.